US2619175A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for separating carbon sheets from manifold packs
Assignee: Individual
•
Filing: 1949-03-08
•
Granted: 1952-11-25
•
Expires: 1969-03-08
Abstract
No abstract record available.
Inventors
- 👤 Harold J Gottlieb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:31
CPC Classifications
B; B41; B41L; B41L1/00; B41L1/04; B41L1/06; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2066; Y10T83/2092; Y10T83/2183; Y10T83/647; Y10T83/654
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2484641A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-25 | 1956-05-26 | 1956-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-25 | 1960-05-26 | 1960-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-25 | 1964-05-26 | 1964-11-25 | $7700.00 | Window Closed / Lapsed |